// -*- mode:c++; tab-width:2; indent-tabs-mode:nil; c-basic-offset:2 -*-
/*
 *  GenericGFPoly.h
 *  zxing
 *
 *  Created by Lukas Stabe on 13/02/2012.
 *  Copyright 2012 ZXing authors All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef GENERICGFPOLY_H
#define GENERICGFPOLY_H

#include <vector>
#include <zxing/common/Array.h>
#include <zxing/common/Counted.h>

namespace zxing {

class GenericGF;

class GenericGFPoly : public Counted
{
private:
    GenericGF* field_;
    ArrayRef<int> coefficients_;

public:
    GenericGFPoly ( GenericGF* field, ArrayRef<int> coefficients );
    ArrayRef<int> getCoefficients();
    int getDegree();
    bool isZero();
    int getCoefficient ( int degree );
    int evaluateAt ( int a );
    Ref<GenericGFPoly> addOrSubtract ( Ref<GenericGFPoly> other );
    Ref<GenericGFPoly> multiply ( Ref<GenericGFPoly> other );
    Ref<GenericGFPoly> multiply ( int scalar );
    Ref<GenericGFPoly> multiplyByMonomial ( int degree, int coefficient );
    std::vector<Ref<GenericGFPoly> > divide ( Ref<GenericGFPoly> other );


};

}

#endif //GENERICGFPOLY_H
